fix: update @growi/core dependency for @growi/pluginki to use workspace version

.changeset/cyan-planets-lick.md

@@ -0,0 +1,5 @@
+---
+'@growi/pluginkit': minor
+---
+
+Update dependency to use workspace version

packages/pluginkit/package.json

@@ -21,7 +21,7 @@
     "test": "vitest run --coverage"
   },
   "dependencies": {
-    "@growi/core": "^1.5.0",
+    "@growi/core": "workspace:^",
     "extensible-custom-error": "^0.0.7"
   },
   "devDependencies": {